(1996). Comparative City Statistics: Major Cities of Scandinavia, Tallinn and St. Petersburg.
Čikaški stil citiranja (17. izdanje)Comparative City Statistics: Major Cities of Scandinavia, Tallinn and St. Petersburg. Helsinki, 1996.
MLA način citiranja (8. izdanje)Comparative City Statistics: Major Cities of Scandinavia, Tallinn and St. Petersburg. 1996.
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